Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface, showing my new design; and,

FIG. 2 is a front view of another embodiment of a display screen or portion thereof with icon.

The broken lines illustrate a display screen or portion thereof and do not form part of the claimed design. The dot-dash broken lines define boundaries of the claimed design and form no part thereof. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 